Experts weigh in on what some of the nominees and performers should wear to the big show on Sunday.By Jocelyn Vena Lady Gaga at the 2009 MTV Video Music Awards Photo: Kevin Mazur/WireImage The MTV Video Music Awards have always been known as a breeding ground for out-of-this-world red-carpet fashion. So when everyone from Lady Gaga to Ke$ha to Nicki Minaj steps onto the white carpet of the 2010 VMAs on Sunday night (September 12), the styles are bound to be eye-catching.